Merge pull request #222 from bndtools/dependabot/bundler/rexml-3.3.9

build(deps): Bump rexml from 3.2.5 to 3.3.9

Author: chrisrueger

Gemfile.lock

@@ -224,7 +224,7 @@ GEM
     rb-fsevent (0.11.2)
     rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rexml (3.2.5)
+    rexml (3.3.9)
     rouge (3.26.0)
     ruby2_keywords (0.0.5)
     rubyzip (2.3.2)